Home / 1,077,922-1,616,413.56-309,250.09

Finding the Fourth Proportional to 1,077,922, 1,616,413.56 and 309,250.09

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Solution

The fourth proportional to 1,077,922, 1,616,413.56 and 309,250.09 is: 463,740.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,922 : 1,616,413.56 = 309,250.09 : x
  2. Step 2: Convert to fraction form
    1,077,922/1,616,413.56 = 309,250.09/x
  3. Step 3: Cross multiply
    1,077,922x = 1,616,413.56 × 309,250.09
  4. Step 4: Simplify right side
    1,077,922x = 499,876,038,907.22
  5. Step 5: Solve for x
    x = 499,876,038,907.22/1,077,922
  6. Step 6: Final answer
    x = 463,740.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.